Whirlpool bath tub



FIG. 1 is a top front perspective view of a whirlpool bathtub showing our new design;

FIG. 2 is a top plan view of a second embodiment thereof, the second embodiment differs from the first only in the omission of the skirt therefrom;

FIG. 3 is a cross-sectional view taken on line 3--3 of FIG. 2;

FIG. 4 is a cross-sectional view taken on line 4--4 of FIG. 2;

FIG. 5 is a cross-sectional view taken on line 5--5 of FIG. 2; and,

FIG. 6 is a cross-sectional view taken on line 6--6 of FIG. 2. 

The ornamental design for a whirlpool bath tub, as shown and described. 